Engine

P0562 - Battery Voltage Low






For wiring diagrams, refer to.

• When Monitored: With the ignition on, engine RPM greater than 1000 RPM and no other charging system codes set.

• Set Condition: The PCM detects that battery voltage is one volt less than desired voltage for 10 seconds. One trip fault. Three good trips to turn off the MIL.






• Always perform the pre-diagnostic troubleshooting procedure before proceeding. Refer to => Non-DTC Based Diagnostics. Pre-Diagnostic Troubleshooting Procedure

Test Step 1 - DTC is Active

• Start the engine and allow it to reach operating temperature.


When the engine is operating, do not stand in direct line with the fan. Do not put your hands near the pulleys, belts, or fan. Do not wear loose clothing. Failure to follow these instructions can result in personal injury or death.

• With the scan tool, select view DTCs.

Is the status active for this DTC?

Yes

• Go to Test Step 2 => [ Test
Step 2 - Checking the Charging System Operation ]

No

• Refer to the checking for an intermittent DTC diagnostic procedure. Refer to => Non-DTC Based Diagnostics. Checking for an Intermittent DTC

Test Step 2 - Checking the Charging System Operation

• Perform the diagnostic procedure for Checking the Charging System Operation. Refer to => Non-DTC Based Diagnostics.

Were any problems found?

Yes

• Repair as necessary.

• Perform the PCM Verification Test. Refer to => Non-DTC
Based Diagnostics. PCM Verification Test

No

• Refer to the checking for an intermittent DTC diagnostic procedure. Refer to => Non-DTC Based Diagnostics